$ whoami
root
$ git clone -n http://8.131.229.236/anolis-os/nss_nis /var/lib/mock/dist-el8-build-845-27/root/chroot_tmpdir/scmroot/nss_nis
Cloning into '/var/lib/mock/dist-el8-build-845-27/root/chroot_tmpdir/scmroot/nss_nis'...
$ git reset --hard origin/a8
HEAD is now at d7b6b19 import nss_nis-3.0-8.el8.src.rpm